/three"speed'/ , n.
1. a system of gears having three forward gear ratios, esp. on a bicycle.
2. a bicycle having such a system of gears.
adj.
3. having three forward gear ratios.
/three"speed'/ , n.
1. a system of gears having three forward gear ratios, esp. on a bicycle.
2. a bicycle having such a system of gears.
adj.
3. having three forward gear ratios.
Random House Webster's Unabridged English dictionary. Полный английский словарь Вебстер - Random House . 2012